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Cheap flights from Madison to London from £356

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/1. Fares are subject to change and may not be available on all flights or dates of travel.
MSN — LON
14 Dec — 21 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Madison to London

Enter your travel dates to find the best prices.

Cheapest flights from Madison to London
Explore the most affordable flight options available from Madison to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 November 2025.

Sun 30/1117:30MSN - LHR
1 stop31h 35mDelta
Thu 11/1206:30LHR - MSN
2 stops15h 51mDelta
Deal found 12/11£470
Sun 30/1117:30MSN - LHR
1 stop31h 35mDelta
Wed 10/1206:20LHR - MSN
2 stops20h 10mDelta
Deal found 12/11£475
Tue 2/1206:12MSN - LHR
2 stops18h 38mDelta
Wed 10/1206:20LHR - MSN
2 stops20h 10mDelta
Deal found 12/11£478
Wed 3/1212:19MSN - LHR
2 stops24h 16mLufthansa
Tue 16/1206:35LHR - MSN
2 stops20h 12mLufthansa
Deal found 12/11£485
Sun 16/1111:28MSN - LHR
1 stop18h 12mDelta
Mon 24/1106:20LHR - MSN
2 stops17h 02mDelta
Deal found 11/11£486
Wed 3/1212:19MSN - LHR
2 stops26h 41mLufthansa
Thu 11/1209:30LHR - MSN
2 stops19h 15mLufthansa
Deal found 12/11£494
Tue 2/1206:12MSN - LHR
2 stops18h 38mDelta
Fri 12/1209:40LHR - MSN
2 stops16h 25mDelta
Deal found 12/11£495
Wed 19/1109:38MSN - LHR
2 stops15h 12mVirgin Atlantic
Sun 23/1106:30LHR - MSN
2 stops15h 54mVirgin Atlantic
Deal found 12/11£511
Fri 12/1214:48MSN - LHR
2 stops14h 17mUnited Airlines
Tue 16/1209:00LHR - MSN
2 stops17h 47mUnited Airlines
Deal found 12/11£518
Wed 3/1215:59MSN - LHR
1 stop9h 56mUnited Airlines
Sat 13/1213:25LHR - MSN
2 stops30h 36mUnited Airlines
Deal found 12/11£519
Sun 30/1118:50MSN - LCY
2 stops15h 50mLufthansa
Thu 11/1209:40LCY - MSN
2 stops19h 05mLufthansa
Deal found 12/11£521
Sun 30/1118:50MSN - LCY
2 stops16h 50mLufthansa
Mon 15/1217:15LCY - MSN
2 stops33h 32mLufthansa
Deal found 12/11£536

Cheap flight deals from Madison to London

Discover tips and strategies to find the most affordable flight options for your journey from Madison (MSN) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 14 November 2025.

Round-trip from

£470

One-way from

£356

Popular in

December

Cheapest in

November

Average price

£492
Delta
  • Delta
  • 30/11-11/12
  • 3 total stops
  • 47h 26m total
  • Madison to London
Search Deals
Air Canada
  • Air Canada
  • 15/1
  • 2 total stops
  • 17h 42m total
  • Madison to London
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£36 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£36 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Madison to London that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 14 November 2025.
Use the filters below to find and compare flights from Madison to London that are best for you.

Fly from

Madison

Fly to

London

Route

Depart

Return

Price

MadisonLondon

MSN - LHR

MSNLHR

Madison Truax Field

Mon 1/12

17:30-07:05

1 stop31h 35m

London Heathrow

Wed 10/12

06:20-20:30

2 stops20h 10m

£475

MadisonLondon

MSN - LHR

MSNLHR

Madison Truax Field

Sun 30/11

17:30-07:05

1 stop31h 35m

London Heathrow

Wed 10/12

06:20-20:30

2 stops20h 10m

£475

MadisonLondon

MSN - LHR

MSNLHR

Madison Truax Field

Fri 16/1

14:45-07:05

1 stop10h 20m

London Heathrow

Sun 18/1

11:45-20:54

2 stops15h 09m

£476

MadisonLondon

MSN - LHR

MSNLHR

Madison Truax Field

Thu 15/1

17:06-11:40

1 stop12h 34m

London Heathrow

Sun 18/1

08:40-20:54

2 stops18h 14m

£476

MadisonLondon

MSN - LHR

MSNLHR

Madison Truax Field

Tue 2/12

06:12-06:50

2 stops18h 38m

London Heathrow

Wed 10/12

06:20-20:30

2 stops20h 10m

£478

MadisonLondon

MSN - LHR

MSNLHR

Madison Truax Field

Fri 12/12

11:44-09:00

1 stop15h 16m

London Heathrow

Tue 16/12

08:55-16:21

1 stop13h 26m

£492

MadisonLondon

MSN - LHR

MSNLHR

Madison Truax Field

Wed 3/12

11:44-07:50

1 stop14h 06m

London Heathrow

Fri 12/12

10:45-22:26

1 stop17h 41m

£492

MadisonLondon

MSN - LHR

MSNLHR

Madison Truax Field

Sun 30/11

17:30-07:05

1 stop31h 35m

London Heathrow

Tue 16/12

11:05-16:48

1 stop11h 43m

£492

MadisonLondon

MSN - LHR

MSNLHR

Madison Truax Field

Mon 1/12

17:30-07:05

1 stop31h 35m

London Heathrow

Fri 12/12

11:05-14:20

1 stop33h 15m

£492

MadisonLondon

MSN - LCY

MSNLCY

Madison Truax Field

Thu 15/1

11:14-07:15

2 stops14h 01m

London City

Tue 20/1

10:00-20:54

2 stops16h 54m

£502

Flights are sorted by cheapest return flights first.

Deals found on 13/11

Showing 1-10 of 39 results
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Best time to book a flight from Madison to London

Have a flexible travel schedule? Discover the best time to fly to London from Madison with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Madison to London

What is the cheapest month to book a flight from Madison to London?

Currently, October is the cheapest month in which you can book a flight from Madison to London (average of £424). Flying from Madison to London in June is currently the most expensive (average of £838). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Madison to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Madison to London?

    Located just 5.4 mi from the city center, Madison Truax Field is the airport most travelers will use when flying to London from Madison. Booking flights from Truax Field (MSN) to London should be relatively easy as there are 0 daily outbound flights to London from 0 different airlines.

  • How long is the flight from Madison to London?

    Departing from Madison to London will take you 23h 21m. Madison and London are separated by a distance of 3957 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Madison to London one-way?

    One-way options have recently been found by users for as low as £356 on Air Canada. Other airlines that offer cheap prices include Lufthansa from £358 and United Airlines from £378 one-way.

  • What are the most popular routes from Madison to London?

    The most popular flight routes from Madison to London are Madison Truax Field - London Heathrow, Madison Truax Field - London City and Madison Truax Field - London Gatwick.

  • Can I find deals for flights from Madison to London that include hotel bookings?

    Yes. In addition to deals on Madison to London flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Madison to London?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Madison to London.

  • Can I find deals for business class flights from Madison to London?

    Yes. Cheapflights offers flight deals from Madison to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Madison to London?

    Currently, October is the cheapest month in which you can book a flight from Madison to London (average of £424). Flying from Madison to London in June is currently the most expensive (average of £838). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Milton Keynes
Croydon
Slough
Gatwick
Hounslow
Luton
Ilford
Wembley
Deal
Hayes
Colchester
Watford
Winchester
Crawley
Brentford
Romford
Chichester
Ipswich
Bedford
Eastbourne

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How does Cheapflights help users find flights from Madison to London?

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Can Cheapflights find flights from Madison to London with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Madison to London flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Madison to London become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to London from Madison today and book when prices fit your budget.

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